function setDistrict(value,url){
    value = String(value);
    if( ''== value){
        value = '0';
    }
    var new_url = url.replace(/q([0-9]+)b([0-9]+)/,'q'+value+'b0');
    window.location.href=new_url;
}

function setHotarea(value,url){
    value = String(value); 
    if( ''== value){
        value = '0';
    }
    var new_url = url.replace(/b[0-9]+/,'b'+value);
    window.location.href=new_url;
}

function setBedroom(value,url){
    value = String(value);
    if( ''== value){
        value = '0';
    }
    var new_url = url.replace(/h[0-9]+/,'h'+value);
    window.location.href=new_url;
}
function setPrice(value,url){
    value = String(value);
    if( ''== value){
        value = '0';
    }
    var new_url = url.replace(/j[0-9]+/,'j'+value);
    window.location.href=new_url;
}
function setArea(value,url){
    value = String(value);
    if( ''== value){
        value = '0';
    }
    var new_url = url.replace(/m[0-9]+/,'m'+value);
    window.location.href=new_url;
}
function setOrder(value,url){
    value = String(value);
    if( ''== value){
        value = '0';
    }
    var new_url = url.replace(/px[0-9]+/,'px'+value);
    window.location.href=new_url;
}
